UZDoom

UZDoom is a source port for the modern era, supporting current hardware and operating systems and sporting a vast array of user options. Make Doom your own again!

In addition to Doom, UZDoom supports Heretic, Hexen, Strife, Chex Quest, and fan-created games like Harmony and Hacx. Meet the entire idTech 1 family!

Experience mind-bending user-created mods, made possible by ZDoom's advanced mapping features and the ZScript language for complex game mechanics and behaviors. Or make a mod of your own!

Can play all Doom engine games, including Ultimate Doom, Doom II, Heretic, Hexen, Strife, and more

Supports all the editing features of Hexen. (ACS, hubs, new map format, etc.)

Supports most of the Boom editing features

Features complete translations of Doom, Heretic, Hexen, Strife and other games into over ten different languages with Unicode support for Latin, Cyrillic, and Hangul so far

All Doom limits are gone

Several softsynths for MUS and MIDI playback, including an OPL softsynth for an authentic "oldschool" flavor

High resolutions

Quake-style console and key bindings

Crosshairs

Free look (look up/down)

Jumping, crouching, swimming, and flying

Network games for up to 64 players, including team-based gameplay

Support for the Bloodbath announcer from the classic Monolith game Blood

Walk over/under monsters and other things

Commercial data files are required to run the supported games. For more info about all supported games and their data files, see Help -> List of supported games.

For the Flatpak distribution of UZDoom, all file access is restricted to ~/.var/app/org.zdoom.UZDoom/ by default for security reasons. You will need to place your IWADs and PWADS there, or use an application like Flatseal to give UZDoom additional permissions.